Vulnerability Details : CVE-2017-2630
A stack buffer overflow flaw was found in the Quick Emulator (QEMU) before 2.9 built with the Network Block Device (NBD) client support. The flaw could occur while processing server's response to a 'NBD_OPT_LIST' request. A malicious NBD server could use this issue to crash a remote NBD client resulting in DoS or potentially execute arbitrary code on client host with privileges of the QEMU process.
Vulnerability category: OverflowExecute codeDenial of service
Products affected by CVE-2017-2630
- cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*
Threat overview for CVE-2017-2630
Top countries where our scanners detected CVE-2017-2630
Top open port discovered on systems with this issue
22
IPs affected by CVE-2017-2630 2
Threat actors abusing to this issue?
Yes
Find out if you* are
affected by CVE-2017-2630!
*Directly or indirectly through your vendors, service providers and 3rd parties.
Powered by
attack surface intelligence
from SecurityScorecard.
Exploit prediction scoring system (EPSS) score for CVE-2017-2630
0.29%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 69 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-2630
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.5
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:P/A:P |
8.0
|
6.4
|
NIST | |
|
4.6
|
MEDIUM | AV:N/AC:H/Au:S/C:P/I:P/A:P |
3.9
|
6.4
|
Red Hat, Inc. | |
|
8.8
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:L |
1.3
|
3.7
|
Red Hat, Inc. |
CWE ids for CVE-2017-2630
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Secondary)
-
A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).Assigned by: secalert@redhat.com (Primary)
References for CVE-2017-2630
-
https://security.gentoo.org/glsa/201704-01
QEMU: Multiple vulnerabilities (GLSA 201704-01) — Gentoo securityThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2017:2392
RHSA-2017:2392 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://lists.gnu.org/archive/html/qemu-devel/2017-02/msg01246.html
Re: [Qemu-devel] [PATCH 05/18] nbd/client: fix drop_syncPatch;Third Party Advisory
-
http://www.openwall.com/lists/oss-security/2017/02/15/2
oss-security - CVE-2017-2630 Qemu: nbd: oob stack write in client routine drop_syncMailing List;Patch;Third Party Advisory
-
https://github.com/qemu/qemu/commit/2563c9c6b8670400c48e562034b321a7cf3d9a85
nbd/client: fix drop_sync [CVE-2017-2630] · qemu/qemu@2563c9c · GitHub
-
http://www.securityfocus.com/bid/96265
QEMU 'nbd/client.c' Stack Buffer Overflow VulnerabilityVDB Entry;Third Party Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=1422415
1422415 – (CVE-2017-2630) CVE-2017-2630 Qemu: nbd: oob stack write in client routine drop_sync
-
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2630
1422415 – (CVE-2017-2630) CVE-2017-2630 Qemu: nbd: oob stack write in client routine drop_syncIssue Tracking;Patch;Third Party Advisory
Jump to